mitt romney rehearsing in massachusetts. both campaigns are downplaying expectations. >>> and a deadly day in afghanistan. three american troops killed this morning in a suicide bombing just one day after a very grim milestone there. now more than 2,000 u.s. troops have been killed in the war. >>> and a daring rescue caught on camera in texas. you can see this suv there burst into flames after the driver lost control and crashed. but then watch the driver of a passing car stops, rinking his own life. pulling that driver out on to the parking lot. and great news today, the man okay this morning. >>> and u.s. agriculture experts say the concerns about a widespread bacon shortage in coming months are pure -- hogwash. the american farm bureau federation now says that pork supplies will just decrease only slightly over the next few months due to the drought. but you can expect to pay more. prices can rise by about 10%. >>> and, boy, attention parents. next big shortage could in fact be diapers. an explosion and fire closed this f